GHK Cu 50mg Particle Peptides Your body already knows this peptide it just makes less of it over time. GHK Cu is a naturally occurring copper peptide that supports tissue repair, improves skin quality, and helps reduce inflammation Molecular structure of the tripeptide GHK Cu. In solution lysine Download Scientific Diagram Compounded GHK Cu Troche Restorative Compounding Pharmacy + Wellness GHK Cu Copper Peptide for Hair Loss: Results, Mechanism, and What to Expect